下列属于光系统I性质的有（ ）。（多选）

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SQL Error: select id,body,options from ***_enewstiku where sourceid='29826' and id < 2420749 and id<>'2420749' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='29826' and id > 2420749 and id<>'2420749' order by id asc limit 5